Evaluation of Explosion-resistant Seals, Stoppings, and Overcast for Ventilation Control in Underground Coal Mining

by Kenneth L Cashdollar, Michael J. Sapko, National Institute for Occupational Safe

Overview

This report discusses the construction techniques, testing methods, and explosion test data collected for the pumpable cementitious seals; the seal, stopping, and overcast designs for the Australian program; and the Packsetter preloaded solid-concrete-block seal.

Product Details

ISBN-13:	9781494235154
Publisher:	CreateSpace Publishing
Publication date:	12/31/2002
Pages:	56
Product dimensions:	8.50(w) x 11.00(h) x 0.12(d)